Readability systems have once more become prominent in policy and practice because of recommendations in the Common Core State Standards. This study revisited two features of current text analysis (readability) systems: their generalizability to all grade levels and to all content areas. A database that encompassed texts across the grade bands and…

Common Core Reading Standard 10 not only prescribes the difficulty of texts students should become able to read, but also the difficulty diet of texts schools should ask their students to read across the school year. The use of quantitative text-assessment tools in the implementation of this standard warrants an examination into the validity of…